CaratHunter
Plans
Cushion|Natural|GIA

1.53ct L SI1 Cushion Natural Diamond

ID • L/SI1 • GIA 7548686750

Certificate GIA 7548686750

Diamond specifications and retailer prices

From £2,032 GBP
As of November 5, 2026
Save £491 GBP (19%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,523 GBP at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.53ct natural cushion diamond

This 1.53ct natural cushion sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7548686750. Listed at 5 retailers as of November 5, 2026, with prices from £2,032 to £2,523, a £491 spread on the same certified stone. Cape Diamonds lists it at £2,523. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
L
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7548686750
Dimensions7.46 × 5.86 × 4.00 mm
L/W Ratio1.27
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.46 mm5.86 mm1.53 ctL / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7548686750
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £2,523 GBP|Low: £1,901 GBP|High: £3,863 GBP|Avg: £2,381 GBP|+5.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6£1,901 GBP
Retailer 5£2,032 GBP
Retailer 4£2,067 GBP
Retailer 8£2,158 GBP
Retailer 7£2,184 GBP
Retailer 3£2,188 GBP
Retailer 2£2,406 GBP
Cape Diamonds£2,523 GBP
Retailer 9£3,863 GBP

26 data points across 9 retailers

5 retailers£2,032 GBP to £2,523 GBP

B+
Cheapest Retailer
-
£2,032 GBP
Retailer 2
-
£2,067 GBP
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£2,188 GBP
View
B
Retailer 4
-
£2,406 GBP
View
Most Expensive
B
Cape Diamonds
cert_7548686750 · Nov 5
£2,523 GBP
ZAR 54,558 ZAR
View
4 more retailers have this diamond
Prices start from £2,032 GBPSave up to £491 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.53ct Cushion
£2,032 GBP